Subfamily Cyclasterinae Poslavskaya 1964 (heart urchin)

Echinoidea - Spatangoida - Micrasteridae

Full reference: N. A. Poslavskaya. 1964. Class Echinoidea. General part. Principles of Paleontology. Echinodermata, Hemichordata, Brachiopoda and Polychaeta. Nauka, Moscow 174-189

Parent taxon: Micrasteridae according to A. Kroh and A. B. Smith 2010

Sister taxa: Brissopneustes, Habanaster, Isopneustes, Micraster, Ovulaster

Subtaxa: none

Ecology: slow-moving shallow infaunal deposit feeder-detritivore

Distribution: there are no occurrences of Cyclasterinae in the database

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